CN216576359U

CN216576359U - Sheet metal positioning device

Info

Publication number: CN216576359U
Application number: CN202123317139.3U
Authority: CN
Inventors: 刘桂花; 韩雄伟; 罗忠良
Original assignee: Sichuan Engineering Technical College
Current assignee: Sichuan Engineering Technical College
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-24
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a panel beating positioner, include: the pressing step is provided with an adsorption part, and the adsorption part is used for adsorbing a metal plate surface; the positioning part penetrates through the pressing step and is in threaded connection with the pressing step; the handle is arranged at one end of the positioning part; the pressing step is disc-shaped, and the positioning part, the handle and the pressing step are coaxially arranged. The utility model discloses an in the embodiment insert location portion in two concentric holes that need welded panel beating panel, carry out concentric location through the hole of location portion on with two panels, will compress tightly the step simultaneously and adsorb on the panel beating face. Therefore, the concentric holes in the two sheet metal plates are ensured to deviate, and the welding precision between the two sheet metal plates is indirectly ensured. The defect that welding precision is influenced due to inaccurate positioning in the prior art is overcome. Meanwhile, the positioning device is simple to operate and compact in overall structure.

Description

Sheet metal positioning device

Technical Field

The utility model relates to a sheet metal working technical field especially relates to a panel beating positioner.

Background

When the automobile cab metal plates are welded pairwise, the fixed positioning pins are often used for positioning on the welding fixture so as to ensure that the hole sites of the two metal plates are concentric. The mode of fixing the positioning pin cannot be adopted when small parts are welded on the special-shaped surface.

In the prior art, two metal plate surfaces are clamped generally. However, in the process of metal plate, due to the action of force, the positioning holes on the surface of the metal plate can not be always concentric. Therefore, the welding accuracy of every two metal plates is easily influenced. So that the welding accuracy cannot be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art because of the inaccurate welding precision that influences in location, and a panel beating positioner who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a sheet metal positioning device, comprising: the pressing step is provided with an adsorption part, and the adsorption part is used for adsorbing a metal plate surface; the positioning part penetrates through the pressing step and is in threaded connection with the pressing step; the handle is arranged at one end of the positioning part; the pressing step is disc-shaped, and the positioning part, the handle and the pressing step are coaxially arranged.

Optionally, the positioning part includes: the first positioning pin is in threaded connection with the pressing step, one end of the first positioning pin is provided with a sliding cavity, and the sliding cavity is positioned at one end far away from the handle; a second locating pin disposed within the sliding cavity; the second positioning pin is detachably connected with the first positioning pin;

optionally, the second positioning pin is in threaded connection with the inner wall of the sliding cavity.

Optionally, the second positioning pin is connected to the inner wall of the sliding cavity in a sliding manner; one end of the second positioning pin is rotatably provided with a pushing rod, the other end of the pushing rod penetrates through the first positioning pin and is connected with the handle, and the pushing rod is in threaded connection with the first positioning pin.

Optionally, a spring is further disposed outside the pushing rod, the spring is disposed in the sliding cavity, one end of the spring abuts against one end of the second positioning pin, and the other end of the spring abuts against the inner wall of the sliding cavity.

Optionally, the adsorbing member is a magnet.

Optionally, the adsorption member is an electromagnet.

Optionally, the pressing step is provided with an insulating layer, and the pressing step is connected with the electromagnet through the insulating layer.

Optionally, the outside of the positioning portion is further sleeved with rubber.

The utility model has the advantages that:

the utility model discloses an in the embodiment insert location portion in two concentric holes that need welded panel beating panel, carry out concentric location through the hole of location portion on with two panels, will compress tightly the step simultaneously and adsorb on the panel beating face. Therefore, the concentric holes in the two sheet metal plates are ensured to deviate, and the welding precision between the two sheet metal plates is indirectly ensured. The defect that welding precision is influenced due to inaccurate positioning in the prior art is overcome. Meanwhile, the positioning device is simple to operate and compact in overall structure.

Drawings

Fig. 1 is a schematic view of an overall structure of a sheet metal positioning device provided in a first embodiment of the present invention;

fig. 2 is a schematic view of a partial structure of a sheet metal positioning device provided in the first embodiment of the present invention.

The symbols in the figures are as follows:

1. pressing the step; 11. an adsorbing member;

2. a first positioning pin; 21. a sliding cavity; 22. a spring;

3. a handle; 31. a push rod;

4. and a second positioning pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example one

Referring to fig. 1-2, the utility model provides a panel beating positioner. The positioning device is not only applied to positioning of the automobile sheet metal part in actual operation. The method can also be used for other hole machining work. Such as rotary hole positioning and welding processing of other plates. Can effectual reinforcing the practicality of panel beating positioner in the in-service use. When welding two sheet metal plates. The sheet metal positioning device in the embodiment adopts the holes in the two sheet metal plates to be fixed, and the holes between the two sheet metal plates are concentric, so that the welding precision between the two sheet metal plates is ensured. In this embodiment, the sheet metal positioning device can be used singly or in combination.

Specifically, a panel beating positioner includes: the pressing step 1, the positioning part and the handle 3. The positioning portion is columnar, penetrates through the compression step 1, an external thread is arranged on the outer wall of the positioning portion, an internal thread is arranged on the compression step 1, and the positioning portion is in threaded connection with the compression step 1. In the present embodiment, the pressing step 1 has a disk shape. The positioning part and the handle 3 are arranged along the central axis of the compression step 1, and the positioning part is in threaded connection with the compression step 1. Namely, the positioning part is in threaded connection with the pressing step 1, so that when the positioning part and the rotary pressing step 1 rotate relatively, the pressing step 1 can move along the axial direction of the positioning part, and the depth of the jack of the positioning part can be adjusted. The handle 3 is arranged at the other end of the positioning part, and the handle 3 is used for an operator to hold the positioning device. In this embodiment, the pressing step 1 is further provided with an adsorbing member 11, and the adsorbing member 11 is located on a surface of the pressing step 1 away from the handle 3. Namely, the adsorption part 11 is positioned on the surface where the pressing step 1 and the sheet metal plate are mutually attached. So as to ensure the connection stability between the pressing step 1 and the sheet metal plate. In this embodiment, through inserting location portion in two needs welded panel beating concentric holes, carry out concentric location through the hole of location portion on with two panels, adsorb 11 simultaneously and will compress tightly step 1 on the panel beating face. Therefore, the concentric holes in the two sheet metal plates are ensured to deviate, and the welding precision between the two sheet metal plates is indirectly ensured. The defect that welding precision is influenced due to inaccurate positioning in the prior art is overcome. Meanwhile, the positioning device is simple to operate and compact in overall structure.

In a possible embodiment, the connection strength between the pressing step 1 and the sheet metal plate is increased. Preferably, adsorb 11 and be magnet, when setting up adsorbing 11 as magnet, adsorb 11 and adsorb on sheet metal, will compress tightly step 1 and fix on sheet metal to this guarantees to compress tightly the fixed strength between step 1 and the sheet metal. The effectual mutual action that guarantees location portion can not do all can carry out the skew promptly, guarantees also that the position between two panel beating panels can not change. Therefore, the welding precision between the sheet metal plates is effectively improved. In this embodiment, the positioning device is easily inserted and removed by an operator. The magnet is an electromagnet. When the adsorption is needed, the electromagnet is electrified for adsorption; when the pulling-out is needed, the electromagnet is disconnected. In this embodiment, in order to ensure the safety of the electromagnet when being powered on, the electromagnet and the pressing step are provided with insulating layers to prevent the current from being conducted to the pressing step when the electromagnet is powered on.

In this embodiment, in order to guarantee to fix the spacing to the hole of equidimension not. The positioning portion includes a first positioning pin 2 and a second positioning pin 4. The first positioning pin 2 penetrates through the pressing step 1, and the first positioning pin 2 is in threaded connection with the pressing step 1. So that the pressing step 1 moves up and down on the first positioning pin 2 along the axis thereof. The second positioning pin 4 is arranged at one end of the first positioning pin 2, a sliding cavity 21 is arranged at one end of the first positioning pin 2, and the second positioning pin 4 is connected in the sliding cavity 21 in a sliding mode. By moving the second positioning pin 4 out of the sliding cavity 21, the second positioning pin 4 is inserted between the holes of the two sheet metal plates, and the holes between the two plates are positioned by the second positioning pin 4. Simultaneously, the step 1 is pressed in a rotating mode, the pressing step 1 is attached to the sheet metal plates, and therefore the holes between the two sheet metal plates are prevented from shifting.

In the present embodiment, the position of the second positioning pin 4 in the sliding chamber 21 is adjusted for convenience. One end of the second positioning pin 4 is also rotatably provided with a push rod 31. One end of the push rod 31 is arranged in the sliding cavity 21 and connected with the second positioning pin 4. The other end of the pushing rod 31 penetrates through the first positioning pin 2 and is fixedly connected with the handle 3, and meanwhile, the pushing rod 31 is in threaded connection with the first positioning pin 2 at the position penetrating through the first positioning pin 2. That is, the first positioning pin 2 is provided with an internal thread at the position of the pushing rod 31, an external thread is arranged on the outer wall of the pushing rod 31, and the pushing rod 31 is in threaded connection with the positioning pin. Meanwhile, the pushing rod 31 is connected with the second positioning pin 4 in a rotating mode, and the second positioning pin 4 is connected with the inner wall of the sliding cavity 21 in a sliding mode. The handle 3 is thus turned, while the pushing rod 31 moves with the internal thread at the first positioning pin 2, while the pushing rod 31 pushes the second positioning pin 4 to move inside the sliding cavity 21. Thereby moving the second positioning pin 4 out of the sliding cavity 21, so that the second positioning pin 4 can perform concentric hole positioning work.

In this embodiment, a spring 22 is further sleeved outside the push rod 31, one end of the spring 22 abuts against the second positioning pin 4, and the other end of the spring 22 abuts against the inner wall of the sliding cavity 21. When the second positioning pin 4 is rotated, the spring 22 is stretched, and the second positioning pin 4 moves in the slide chamber 21. The second positioning pin 4 is reset. That is, the second positioning pin 4 is reversely rotated, and the spring 22 is reset, so that the second positioning pin 4 is conveniently reversely rotated and reset. And a spring 22 is provided to enhance the connection relationship between the second positioning pin 4 and the sliding chamber 21.

In one embodiment, the second alignment pin 4 is threadedly coupled to the first alignment pin 2. Namely, the first positioning pin 2 is provided with an internal thread in the sliding cavity 21, and the second positioning pin 4 is externally provided with an external thread. The second positioning pin 4 is in threaded connection with the sliding cavity 21. That is, the second positioning pin 4 is rotated to move the second positioning pin 4 in the sliding cavity 21, so that the second positioning pin 4 moves out of the sliding cavity 21 to limit and fix the metal plate hole.

In this embodiment, the first positioning pin 2 and the second positioning pin 4 can be used in cooperation. If two concentric holes on two sheet metal plates are different in size. The first positioning pin 2 can be used for fixing holes with large sizes, and the second positioning pin 4 can be used for fixing holes with small sizes. Thus, the positioning of the two concentric holes with different sizes is realized.

In a possible embodiment, in order to ensure that the positioning portion is matched with the size of the inserted hole, the positioning portion is further sleeved with rubber. The rubber can be sleeved outside the first positioning pin 2 and the second positioning pin 4 respectively. Thereby increasing the size of the first and second alignment pins 2 and 4. So as to fix and limit holes with different sizes.

Example two

In this embodiment, the pressing step 1, the positioning pin and the handle 3 are integrally formed. Specifically, the positioning portion is a positioning pin (not shown in the drawings). One end of the positioning part penetrates through the pressing step 1, and two ends of the positioning part extend simultaneously. Namely, the outer wall of the positioning part is sleeved with the pressing step 1. The handle 3 is provided at one end of the positioning portion. In this embodiment, the positioning pin may be sized according to the diameter of the hole to be processed. In this embodiment, the pressing step 1 and the positioning pin are of an integrally formed structure. Preferably, the pressing step 1 and the positioning pin are formed by metal casting, so that the integral strength of the integral forming structure of the pressing step 1 and the positioning pin is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sheet metal positioning device, comprising:

the pressing step is provided with an adsorption part, and the adsorption part is used for adsorbing a metal plate surface;

the positioning part penetrates through the pressing step and is in threaded connection with the pressing step;

the handle is arranged at one end of the positioning part;

the pressing step is disc-shaped, and the positioning part, the handle and the pressing step are coaxially arranged.

2. The sheet metal positioning device of claim 1, wherein the positioning portion comprises:

the first positioning pin is in threaded connection with the pressing step, one end of the first positioning pin is provided with a sliding cavity, and the sliding cavity is positioned at one end far away from the handle;

a second positioning pin disposed within the sliding cavity;

the second positioning pin is detachably connected with the first positioning pin.

3. The sheet metal positioning device of claim 2, wherein the second positioning pin is in threaded connection with the inner wall of the sliding cavity.

4. The sheet metal positioning device of claim 2, wherein the second positioning pin is slidably connected to an inner wall of the sliding cavity;

one end of the second positioning pin is rotatably provided with a pushing rod, the other end of the pushing rod penetrates through the first positioning pin and is connected with the handle, and the pushing rod is in threaded connection with the first positioning pin.

5. The sheet metal positioning device as claimed in claim 4, wherein a spring is further disposed outside the push rod, the spring is disposed in the sliding cavity, one end of the spring abuts against one end of the second positioning pin, and the other end of the spring abuts against an inner wall of the sliding cavity.

6. The sheet metal positioning device of claim 5, wherein the attraction member is a magnet.

7. The sheet metal positioning device of claim 6, wherein the adsorption member is an electromagnet.

8. The sheet metal positioning device of claim 7, wherein the compression step is provided with an insulating layer, and the compression step is connected with the electromagnet through the insulating layer.

9. The sheet metal positioning device according to any one of claims 6-8, wherein the positioning part is further sleeved with rubber.